@article{Ryabchikov1999chalcophile,
author={Ryabchikov, I.D. and Orlova, G.P. and Babanskiy, A.D. and Magazina, L.O. and Tsepin, A.I.},
title={Chalcophile metals in the formation processes of magma and the Earth core},
journal={Russian Journal of Earth Sciences},
publisher={Geophysical Center of the Russian Academy of Sciences},
year={1999},
pages={445-455},
volume={1},
issue={6},
}